Cutter head for rifling machines



ber axiany adjustable to displace the cutting end of the toolsuccessively t0 dierent Tadial positions, Said wedge nle111ber having apartia1 cylindrical outer Surface and a v-shaped upper surfacesubstantiauy engaging the under surfaces of the cutting t00l on lateralportions of 'said V-Shaped Surface, Whereby the cutting pressure of thetool Will be directed toward the lands adjacent the groove Which isdiametrically 0pposite from the groove being cut' 2. A cutter head for ari1ing machine for cutting an even and sn1all nurnber of grooves in agun bore of small caliber, comprising a Sleeve, a rming tool mountedtherein f0r Tadial movement of its cutting end, a /edge member axiauyadjustable to displace the cutting end 0f the tool successively todifferent radial p0sitions, Said Wedge having VShaped upper Surfacessubstantially en- References (;ited in the Iil( of this patent UNITEDSTATES PATENTS 997,j68 Lindgreen Iuly ll, 1911 1 Z39 69 Andrews Sept. 111917 1,324,289 Andrews Dec. 9 1919 2,368,01 Pope et al. Feb( 8 1921 2 4l300 Lovely Feb 4 1947 Z,j0 949 l91 veidner 1Iay 1,

